It’s a year into the pandemic and we’ve tried a lot of face ... OTTOPT masks have a 5 layer PM2.5 filter that provides 95% filtration to keep out small airborne particles, dust, pollen and ...

accommodating various face shapes to ensure optimal protection in diverse working environments. Workers are encouraged to ...

"It is difficult to test how 'virus-proof' a mask is because viruses require ... but while they are great at blocking dust and pollution and keep your face less humid, those around you aren ...

OK, so it looks like something from a horror movie. But a customized silicone mask, fitted over the face, head and mouth of endurance swimmer Diana Nyad, was a key difference-maker in helping the ...

A tiny air cushion forms beneath the droplet, effectively repelling it. Medical face masks need to be waterproof to work well because when the fabric becomes wet, it doesn’t allow as much air to ...